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This Bear Creek Arsenal AR-15 18" heavy barrel, parkerized .450 Bushmaster barrel has a mid length gas system with a 1:24 twist rate. Our .450 Bushmaster parkerized rifle barrels are made from the finest 4150 Chrome Moly Vanadium and precisely rifled for high accuracy at a great price. Use a Bear Creek Arsenal ar barrel in your AR15 next build and experience superior performance backed by a lifetime warranty!All finished barrels go through a 100% inspection process. Inspections Equipment includes CMMs and Air Gauges for the bores as well as visual and machine inspection. Visit our YouTube channel to see our AR15 and AR10 barrels in action and get answers to common questions about your gun.
Specifications:
Weight: 2.0 KG
Length: 18
Profile: Heavy Barrel
Twist: 1:24
Finish: Parkerized
Material: 4150 Chrome Moly Vanadium
Thread Pitch: 5/8 x 32
Caliber: .450 Bushmaster
Gas System: Mid Length
Gas Block System: 0.750
Gas Hole Diameter 0.089
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We will pay for the return shipping label if you received a broken/defective item(s) or the item(s) doesn't match our description. As soon as we receive the item(s) back we will process a refund for the item(s)which was/were returned. We require some evidence that the item is broken or faulty before processing a refund.
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